fix: include http status code in failed feed error messages fix: use LESS_TERMCAP_vb to inhibit bell for older less versions docs: add arch linux aur installation (thanks to @0x61nas) docs: add --help and --version flag documentation chore: include project name in github release title

Full Changelog: https://github.com/superstarryeyes/hys/compare/v0.1.1...v0.1.2